:root {
  --bg: #faf7f2;
  --surface: #ffffff;
  --ink: #1d1a24;
  --muted: #6e6878;
  --line: #e9e3da;
  --purple: #6b3fd4;
  --purple-soft: #efe9fc;
  --orange: #f07c1f;
  --orange-soft: #fdeedf;
  --blue: #2f6be0;
  --blue-soft: #e5edfc;
  --yellow: #f6c33a;
  --amber-soft: #fdf3d8;
  --danger: #c2372b;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(29, 26, 36, .04), 0 4px 16px rgba(29, 26, 36, .05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15131a;
    --surface: #1f1c26;
    --ink: #f3f0f7;
    --muted: #a39cae;
    --line: #322d3c;
    --purple: #a283f2;
    --purple-soft: #2c2340;
    --orange: #f59a4f;
    --orange-soft: #3a2817;
    --blue: #7ea3f2;
    --blue-soft: #1c2741;
    --amber-soft: #3a3016;
    --danger: #f0786d;
    --shadow: none;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 "DM Sans", system-ui, sans-serif;
}

a { color: var(--purple); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

.muted { color: var(--muted); font-weight: 400; }

/* Header */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  margin-bottom: 32px;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand span { display: flex; flex-direction: column; line-height: 1.15; }
.brand strong { font-size: 15px; letter-spacing: -.01em; }
.brand small { font-size: 13px; color: var(--muted); }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a {
  color: var(--ink);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 15px;
}
.nav a:hover { background: var(--purple-soft); text-decoration: none; }

.site-footer {
  padding-top: 48px;
  padding-bottom: 32px;
  color: var(--muted);
  font-size: 13px;
}

/* Typography */
h1 { font-size: clamp(28px, 5vw, 40px); line-height: 1.1; letter-spacing: -.025em; margin: 0; }
h2 { font-size: 20px; letter-spacing: -.01em; margin: 0; }
.eyebrow { margin: 0 0 6px; color: var(--muted); font-size: 14px; }

.page-title {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin: 40px 0 20px;
}
.page-title:first-child { margin-top: 0; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}
.card h2 { margin-bottom: 16px; }

.login { max-width: 440px; margin: 8vh auto 0; }
.login h1 { font-size: 30px; margin-bottom: 8px; }
.login p { color: var(--muted); }

.flash {
  background: var(--amber-soft);
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 20px;
}
.error { color: var(--danger); }
.empty { color: var(--muted); padding: 32px 0; }

/* Forms */
label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 14px; }
input, select, textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  font: inherit;
  font-size: 16px; /* prevents zoom on iOS */
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 12px;
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--purple);
  box-shadow: 0 0 0 3px var(--purple-soft);
}
.check { display: flex; gap: 10px; align-items: baseline; font-weight: 400; }
.check input { width: auto; margin: 0; }
.help { display: block; color: var(--muted); font-size: 13px; font-weight: 400; margin-top: 6px; }
p.help { margin: -4px 0 16px; }

.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 16px; }
.span-2 { grid-column: span 2; }
.span-3 { grid-column: span 3; }
.span-full { grid-column: 1 / -1; }
[hidden] { display: none !important; }

details.expenses-fields { margin-bottom: 8px; }
details.expenses-fields summary {
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--purple);
  margin-bottom: 12px;
}

.form-actions { margin-top: 8px; }

.btn {
  display: inline-block;
  font: inherit;
  font-weight: 500;
  border: 0;
  border-radius: 999px;
  padding: 11px 22px;
  background: var(--purple);
  color: #fff;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.btn-small { padding: 7px 16px; font-size: 14px; }
.btn-danger { background: transparent; color: var(--danger); border: 1px solid currentColor; }
.link-btn { font: inherit; font-size: 13px; background: none; border: 0; color: var(--muted); cursor: pointer; padding: 0; }
.link-btn:hover { color: var(--danger); }
form.inline { display: inline; }
.danger-zone { margin-top: 8px; }

/* Month nav */
.month-nav { display: flex; align-items: center; gap: 8px; }
.month-select select { margin: 0; width: auto; border-radius: 999px; padding: 8px 14px; background: var(--surface); }
.arrow {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  font-size: 18px;
}
.arrow:hover { background: var(--purple-soft); text-decoration: none; }
.arrow.off { opacity: .35; }

/* Summary */
.summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 24px; }
.stat {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.stat span { display: block; color: var(--muted); font-size: 13px; }
.stat strong { font-size: clamp(20px, 3.5vw, 26px); letter-spacing: -.02em; }
.stat-accent { background: var(--purple); border-color: var(--purple); color: #fff; }
.stat-accent span { color: rgba(255, 255, 255, .8); }

/* Project block */
.project, .month-total {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  overflow: hidden;
}
.project-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
}
.project-head .small-link { margin-left: auto; }
.month-total h2 { padding: 18px 20px 0; }

.tag {
  font-size: 12px;
  font-weight: 500;
  border-radius: 999px;
  padding: 3px 10px;
  background: var(--line);
  color: var(--ink);
}
.tag-hour { background: var(--purple-soft); color: var(--purple); }
.tag-day { background: var(--orange-soft); color: var(--orange); }
.tag-fixed { background: var(--blue-soft); color: var(--blue); }

.small-link { font-size: 14px; }

/* Entries */
.entries { list-style: none; margin: 0; padding: 0; }
.entry { padding: 16px 20px; border-bottom: 1px solid var(--line); scroll-margin-top: 16px; }
.entry:target { background: var(--amber-soft); }
.entry-main {
  display: grid;
  grid-template-columns: 96px 1fr 110px 140px 110px;
  gap: 4px 16px;
  align-items: baseline;
}
.entry-date { color: var(--muted); font-size: 14px; }
.entry-what p { margin: 2px 0 0; color: var(--muted); font-size: 14px; }
.entry-what .expense { color: var(--orange); }
.entry-qty, .entry-rate, .entry-amount { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.entry-rate { font-size: 14px; }
.entry-amount { font-weight: 700; }

.entry-foot { display: flex; gap: 16px; align-items: flex-start; margin-top: 8px; padding-left: 112px; font-size: 14px; }
.comments { flex: 1; }
.comments summary { cursor: pointer; color: var(--purple); font-size: 14px; list-style: none; }
.comments summary::-webkit-details-marker { display: none; }
.comments summary::before { content: "💬 "; }
.comment {
  background: var(--bg);
  border-radius: 10px;
  padding: 10px 14px;
  margin-top: 8px;
}
.comment-admin { background: var(--purple-soft); }
.comment-meta { display: flex; gap: 10px; flex-wrap: wrap; align-items: baseline; font-size: 13px; }
.comment-meta span { color: var(--muted); }
.comment p { margin: 4px 0 0; }
.comment-form { margin-top: 8px; display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.comment-form textarea { margin: 0; font-size: 15px; }

/* Totals */
.project-totals { margin: 0; padding: 14px 20px 18px; display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.project-totals div { display: flex; gap: 24px; min-width: 260px; justify-content: space-between; font-variant-numeric: tabular-nums; }
.project-totals dt { color: var(--muted); }
.project-totals dd { margin: 0; }
.project-totals .grand { border-top: 1px solid var(--line); margin-top: 6px; padding-top: 8px; font-weight: 700; font-size: 18px; }
.project-totals .grand dt { color: var(--ink); }

/* Admin lists */
.recent ul, .project-list { list-style: none; margin: 0; padding: 0; }
.recent li a { display: block; padding: 10px 0; border-top: 1px solid var(--line); color: var(--ink); }
.recent li:first-child a { border-top: 0; padding-top: 0; }
.recent li a:hover { text-decoration: none; }
.recent li a:hover strong { color: var(--purple); }
.recent .muted, .recent .excerpt { display: block; font-size: 14px; }

.project-list li a {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 10px;
  color: var(--ink);
}
.project-list li a:hover { border-color: var(--purple); text-decoration: none; }
.project-list .contacts { display: block; font-size: 14px; }
.project-list .right { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; font-size: 14px; }
.project-list .archived { opacity: .6; }

/* Mobile */
@media (max-width: 760px) {
  .site-header { margin-bottom: 20px; }
  .brand small { display: none; }
  .nav { flex-wrap: nowrap; gap: 0; }
  .nav a { padding: 8px 8px; font-size: 14px; white-space: nowrap; }
  .card { padding: 18px; }
  .grid { grid-template-columns: 1fr 1fr; }
  .span-2, .span-3, .span-full { grid-column: 1 / -1; }

  .summary { grid-template-columns: 1fr 1fr; }
  .summary .stat:first-child { grid-column: 1 / -1; }

  .entry { padding: 14px 16px; }
  .entry-main {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "date amount"
      "what what"
      "qty rate";
  }
  .entry-date { grid-area: date; }
  .entry-what { grid-area: what; }
  .entry-qty { grid-area: qty; text-align: left; font-size: 14px; }
  .entry-rate { grid-area: rate; color: var(--muted); }
  .entry-amount { grid-area: amount; }
  .entry-foot { padding-left: 0; flex-direction: column-reverse; gap: 6px; }

  .project-head, .project-totals { padding-left: 16px; padding-right: 16px; }
  .project-totals div { min-width: 0; width: 100%; }
  .page-title { margin-top: 28px; }
}